Lowrance LMF-400 Installation and Operation Manual - Page 63

To execute 5-Point calibration, Reset Calibration, To Reset Calibration

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To execute 5-Point calibration: 1. Before following the steps below, make sure your fuel tank is empty. Press MENU, use the up and down keys to select SYSTEM SETUP and press ENTER. 2. Highlight BUS DEVICES and press ENTER. Choose the fluid level you want to calibrate and press ENTER. Select CALIBRATE and press ENTER. The Number of Points menu will appear with three options: 2, 3 and 5. Select 5, for three-point calibration, and press ENTER. 3. The Levels menu will appear with five options: Empty Level, 1 Qtr Level, Half Level, 3 Qtr Level and Full level. Select EMPTY LEVEL and press ENTER. The following message will appear: Set Tank to Empty Level Press Enter. 4. Press ENTER. You will be taken back to the Levels menu. Add 1quarter tank of fuel. (If you have a 100 gallon tank, add 25 gallons of fuel.) 5. Highlight 1 QTR LEVEL and press ENTER. The following message will appear: Set Tank to 1 Qtr Level Press Enter. 6. Press ENTER. You will be taken back to the Levels menu. Fill your tank up halfway. (If you have a 100 gallon tank, add another 25 gallons of fuel.) 7. Highlight HALF LEVEL and press ENTER. The following message will appear: Set Tank to Half Level Press Enter. Press ENTER. You will be taken back to the Levels menu. 8. Fill your tank to the 3 quarter level. (If you have a 100 gallon tank, add another 25 gallons of fuel.) Highlight 3 QTR LEVEL and press ENTER. The following message will appear: Set Tank to 3 Qtr Level Press Enter. 9. Press ENTER. You will be taken back to the Levels menu. Fill up your tank, then select FULL LEVEL and press ENTER. The following message will appear: Set Tank to Full Level Press Enter. 10. Press ENTER. You will be taken back to the Levels menu. Press EXIT repeatedly to get back to the main display. Reset Calibration The Reset Calibration command allows you to reset a fuel flow back to factory default settings. You will only need to reset calibration when you believe your fuel flow has been calibrated incorrectly. To Reset Calibration: 1. Press MENU, select SYSTEM SETUP and press ENTER. 2. Highlight BUS DEVICES and press ENTER. Select the fluid level you want to reset and press ENTER. 57

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57
To execute 5-Point calibration:
1.
Before following the steps below, make sure your fuel tank is empty.
Press
MENU
, use the up and down keys to select
S
YSTEM
S
ETUP
and press
ENTER
.
2. Highlight
B
US
D
EVICES
and press
ENTER
. Choose the fluid level you
want to calibrate and press
ENTER
. Select
C
ALIBRATE
and press
ENTER
.
The Number of Points menu will appear with three options: 2, 3 and 5.
Select
5
, for three-point calibration, and press
ENTER
.
3. The Levels menu will appear with five options: Empty Level, 1 Qtr
Level, Half Level, 3 Qtr Level and Full level. Select
E
MPTY
L
EVEL
and
press
ENTER
. The following message will appear:
Set Tank to Empty
Level Press Enter
.
4. Press
ENTER
. You will be taken back to the Levels menu. Add 1-
quarter tank of fuel. (If you have a 100 gallon tank, add 25 gallons of
fuel.)
5. Highlight
1
Q
TR
L
EVEL
and press
ENTER
. The following message will
appear:
Set Tank to 1 Qtr Level Press Enter
.
6. Press
ENTER
. You will be taken back to the Levels menu. Fill your
tank up halfway. (If you have a 100 gallon tank, add another 25 gallons
of fuel.)
7. Highlight
H
ALF
L
EVEL
and press
ENTER
. The following message will
appear:
Set Tank to Half Level Press Enter
. Press
ENTER
. You will be
taken back to the Levels menu.
8. Fill your tank to the 3 quarter level. (If you have a 100 gallon tank,
add another 25 gallons of fuel.) Highlight
3
Q
TR
L
EVEL
and press
ENTER
.
The following message will appear:
Set Tank to 3 Qtr Level Press Enter
.
9. Press
ENTER
. You will be taken back to the Levels menu. Fill up your
tank, then select
F
ULL
L
EVEL
and press
ENTER
. The following message
will appear:
Set Tank to Full Level Press Enter
.
10. Press
ENTER
. You will be taken back to the Levels menu. Press
EXIT
repeatedly to get back to the main display.
Reset Calibration
The Reset Calibration command allows you to reset a fuel flow back to
factory default settings. You will only need to reset calibration when
you believe your fuel flow has been calibrated incorrectly.
To Reset Calibration:
1. Press
MENU
, select
S
YSTEM
S
ETUP
and press
ENTER
.
2. Highlight
B
US
D
EVICES
and press
ENTER
. Select the fluid level you
want to reset and press
ENTER
.